Home / 152,517.36-210,486.56-84,555.65

Finding the Fourth Proportional to 152,517.36, 210,486.56 and 84,555.65

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Solution

The fourth proportional to 152,517.36, 210,486.56 and 84,555.65 is: 116,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,517.36 : 210,486.56 = 84,555.65 : x
  2. Step 2: Convert to fraction form
    152,517.36/210,486.56 = 84,555.65/x
  3. Step 3: Cross multiply
    152,517.36x = 210,486.56 × 84,555.65
  4. Step 4: Simplify right side
    152,517.36x = 17,797,827,897.06
  5. Step 5: Solve for x
    x = 17,797,827,897.06/152,517.36
  6. Step 6: Final answer
    x = 116,693.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.